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Import package.* vs import package.SpecificType [duplicate]
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Minority view: in my code I tend to use tons of classes from a few packages along with a few odd classes here and there. I like to keep my imports list small so I can tell what is going on at a glance. To do this, I set the threshold at 4 classes. Above that, Eclipse will use * fo...
Is there an R function for finding the index of an element in a vector?
...s between the examples. match(c(2,3,3), c(1:4)) returns different results from which(c(2,3,3) %in% c(1:4)) without needing a longer first vector and as many changes from example to example. It's also worth noting that they handle non-matches very differently.
– John
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Android studio using > 100% CPU at all times - no background processes appear to be running
...r me in Linux (Ubuntu) too. I just disabled all VCS background options and from hogging the CPU, now it's using less than 2% of it according to top. So many thanks!
– Fran Marzoa
Mar 2 '18 at 19:28
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The difference between Classes, Objects, and Instances
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Thanks david for the link. From the topics I got this Every real world things which have state and behaviour can be called as "object". And to classify these objects we use class(A class is the blueprint from which individual objects are created). A...
Regular expression to check if password is “8 characters including 1 uppercase letter, 1 special cha
... (other than just Invalid Password) which should improve user experience.
From what I am seeing you are pretty fluent in regex, so I would presume that giving you the regular expressions to do what you need would be futile.
Seeing your comment, this is how I would go about it:
Must be eight char...
Generate unique random numbers between 1 and 100
... This is how I always do it, too. So if I wanted ten random lines from a file with a bunch of lines in it, I do randlines file | head -10.
– tchrist
Sep 9 '12 at 19:38
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Ignore modified (but not committed) files in git?
...-index --skip-worktree which won't be lost on a hard reset or a new change from a pull.
See the man page at http://schacon.github.com/git/git-update-index.html
And a comparison at http://fallengamer.livejournal.com/93321.html
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How to generate XML file dynamically using PHP?
...creen or spreadsheet.
Another advantage is you don't have to code the xml from scratch, in some cases I've been wanting to export very large complex spreadsheets, and instead of having to code all the export all that is required is to save an existing spreadsheet in xml and substitute in code tags ...
Maximum size of a element
...ange errors with Firefox 16.0.2.
First, I seem to get different behavior from in memory (created in javascript) canvas as opposed to html declared canvas.
Second, if you don't have the proper html tag and meta charset, the canvas might be restricted to 8196, otherwise you can go up to 32767.
T...
Using %f with strftime() in Python to get microseconds
...strftime accepts a timetuple that does not carry microsecond information.
from datetime import datetime
datetime.now().strftime("%H:%M:%S.%f")
Should do the trick!
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